![APC Smart-UPS On-Line, 5.4kVA, Rackmount 3U, 208V, 2x L6-20R+2x L6-30R NEMA outlets, Network Card+SmartSlot, Extended runtime, W/ rail kit [TAA] Schneider Electric SA](http://www.avendor.com/cdn/shop/files/1086114537_{width}x.jpg?v=1749849107)
![APC Smart-UPS On-Line 5.4kVA 208V Rackmount 3U UPS with L6-20R/L6-30R, Network Card, SmartSlot, and Rail Kit [TAA]](http://www.avendor.com/cdn/shop/files/files_00d85e98-b6d0-466f-8db4-6bd6beb0bfab_{width}x.jpg?v=1750739642)
![APC Smart-UPS On-Line 5.4kVA 208V Rackmount 3U UPS with L6-20R/L6-30R, Network Card, SmartSlot, and Rail Kit [TAA]](http://www.avendor.com/cdn/shop/files/files_38396d44-446d-4eb8-b453-042bd9db8f89_{width}x.jpg?v=1750739646)
![APC Smart-UPS On-Line, 5.4kVA, Rackmount 3U, 208V, 2x L6-20R+2x L6-30R NEMA outlets, Network Card+SmartSlot, Extended runtime, W/ rail kit [TAA] Schneider Electric SA](http://www.avendor.com/cdn/shop/files/1086114537_1024x.jpg?v=1749849107)
![APC Smart-UPS On-Line 5.4kVA 208V Rackmount 3U UPS with L6-20R/L6-30R, Network Card, SmartSlot, and Rail Kit [TAA]](http://www.avendor.com/cdn/shop/files/files_00d85e98-b6d0-466f-8db4-6bd6beb0bfab_1024x.jpg?v=1750739642)
![APC Smart-UPS On-Line 5.4kVA 208V Rackmount 3U UPS with L6-20R/L6-30R, Network Card, SmartSlot, and Rail Kit [TAA]](http://www.avendor.com/cdn/shop/files/files_38396d44-446d-4eb8-b453-042bd9db8f89_1024x.jpg?v=1750739646)
Description
The APC Smart-UPS SRT5KRMXLT-A delivers 5.4kVA / 4.8kW of reliable online double-conversion power protection in a 3U rackmount form factor. Engineered for IT, healthcare, industrial, and data center environments, this UPS provides pure sine wave output for mission-critical loads. It features 2x L6-20R and 2x L6-30R NEMA outlets, a pre-installed Network Management Card, SmartSlot for expandability, and internal bypass options.
The system is expandable with external battery packs (not included) and comes complete with rail kit, mounting accessories, and a 3-year UPS / 2-year battery warranty. Made in the USA and compliant with TAA regulations.
| Feature | Details |
|---|---|
| SKU / Model | SRT5KRMXLT-A |
| UPS Type | On-Line Double Conversion |
| Form Factor | Rackmount 3U |
| Input Voltage | 208V (L6-30P) |
| Output Voltage | 208V (configurable to 220V) |
| Output Power | 5.4kVA / 4.8kW |
| Output Connections | 2x NEMA L6-20R, 2x NEMA L6-30R |
| Input Connection | NEMA L6-30P |
| Waveform Output | Pure Sine Wave |
| Bypass Type | Internal (Automatic & Manual) |
| Battery Type | Lead-Acid, 192V |
| Runtime Expandability | Supported (Battery modules sold separately) |
| Included Batteries | 0 (external battery required) |
| Replacement Battery | APCRBC140 |
| Recharge Time | 1.5 hours |
| Communication Interfaces | USB, SmartSlot, Network Management Card |
| Mounting | Rack-mounted with rail kit |
| Color | Black |
| Dimensions (H x W x D) | 5.12 x 17.01 x 28.31 in (13 x 43.2 x 71.9 cm) |
| Weight | 123 lb (55.79 kg) |
| Certifications | ENERGY STAR V2.0, NOM, TAA, BAA Compliant |
| Operating Temp / Humidity | 32ā104Ā°F / 0ā95% RH (non-condensing) |
| Warranty | 3 years (UPS), 2 years (battery) |
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